Inspection After 100 Hours Of Flight (At Least Once A Year) - Pro.Mecc Freccia Maintenance Manual

Ul-aircraft ltf-ul 2003
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Maintenance Manual V001
FRECCIA
ELECTRICAL WIRING
battery
battery fluids
instrument panel wires and connectors
NAV, AC and LDG lights
fuses
 
OIL AND WATER LINES
oil and cooling fluids level
oil and cooling fluids leakage
four-stroke engines oil (and engine filters) first 25 hours
cooling fluid (level)
hoses
radiators
water radiator pressure caps
 
PITOT-STATIC LINING
instrument to pitot tube lining
instrument setting
pitot tube condition (clean, firmly attached)
whole pitot-static lining
3.2. INSPECTION AFTER FIRST 25 HOURS
Note: the inspections on engine after the first 25 hours of flight must be carried out in ac-
cordance with the engine's operating manual, as well as the following hours.
1 Verify the correspondence of the final positions of the engine's control lever and the
choke's control with the carburettors' levers.
2 Remove the wheels' fairings, lift the wheel and check it as regards the presence of axial
play, check the condition of the brakes' discs, of brakes' brackets. Check the tyres' pressu-
re.
3 Check the correspondence of the neutral positions of rudders, of flaps and of ailerons with
the neutral positions of controls and of control stick. Check how the control levers work
when smoothly.
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3.3. INSPECTION AFTER 100 HOURS OF FLIGHT (AT LEAST ONCE A YEAR)

Note: the inspections on engine after 100 hours of flight must be carried out in accordance
with the engine's operating manual, as well as the following hours.
In addition to the inspections after the first 25 hours of flight
1 Make sure that the battery is disconnected and that the supply-system valve is locked.
2 Check the lower part of wings and the engine cover, by making sure of the absence of pet-
rol leaks from the fuel tanks, and of oil leaks from the lubrication system.
3 Check the fixing of propeller spinner.
4 Remove the covers.
5 Check the engine, by making sure of the absence of fluids' leaks from the joining of the
tubes and of the engine, as well as the fixing of the elements.
6 Make the engine turn and make sure of the good working of all cylinders. In case of cylin-
ders which are not so much warmed-up or overheated, identify the reason of this event.
7 Clean the cover, the engine, the propeller, the elements, the tubes, the cables, the filters of
the radiator and of the cooler from the oil remains.
8 Clean the aircraft covering and the undercarriage from dirt and dust. Tidy up the inside of
the cockpit.
9 Check the fuel and oil reserves in the tanks and weigh up their respective consumptions.
10 The check-up steps is the same as the pre-flight check-up in the Flight Manual.
11 Check the conditions of the undercarriage's axes and the mounting tools on the fuselage
frame. Check that there aren't any cracks or deteriorations at the welding spots.
12 Check the wheels, verify the condition of the rims about the presence of cracks or deforma-
tions. Make sure of the good fastening of the wheels' fixing nuts. Check the tyres, verify if
there's an irregular consumption.
13 The tyres must be replaced in the case of these defects: Anomalous inflation in a part of
the tyre
14 Wear of the covering throughout, to the chord
15 Cuts and tears on the covering for more than 30 mm
16 Verify if the tyres aren't turned compared to the rims.
17 Verify the tyres' pressure: Front 1,6 bar, Maingear 1,8 bar).
18 Check the tubes of braking circuit by making sure of the absence of brake fluid. Make sure
of the absence of cracks and of deteriorations of the wheels' fairings.
19 Check the wing relatively to the absence of cracks and deformations. Check the wing, flap,
aileron's covering about the paint's deterioration.
20 In case of cracks or slivers of the lacquered varnish it's necessary to renovate through a
second coat.
Maintenance Manual V001
FRECCIA
Seite 37

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